Home / 424,376,051.90-636,564,077.85-404,287,582.10

Finding the Fourth Proportional to 424,376,051.90, 636,564,077.85 and 404,287,582.10

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Solution

The fourth proportional to 424,376,051.90, 636,564,077.85 and 404,287,582.10 is: 606,431,373.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,376,051.90 : 636,564,077.85 = 404,287,582.10 : x
  2. Step 2: Convert to fraction form
    424,376,051.90/636,564,077.85 = 404,287,582.10/x
  3. Step 3: Cross multiply
    424,376,051.90x = 636,564,077.85 × 404,287,582.10
  4. Step 4: Simplify right side
    424,376,051.90x = 257,354,951,885,692,704
  5. Step 5: Solve for x
    x = 257,354,951,885,692,704/424,376,051.90
  6. Step 6: Final answer
    x = 606,431,373.15

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.